Automatically applying components based on crash stacktrace and information from OWNERS files.

If this is incorrect, please apply the Test-Predator-Wrong-Components label.

Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/b346beb380ac646762daa5c561d088afc12f6877 (oop: Add transfer cache deserialization fuzzer).

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.

This is a serious security regression. If you are not able to fix this quickly, please revert the change that introduced it.

If this doesn't affect a release branch, or has not been properly classified for severity, please update the Security_Impact or Security_Severity labels, and remove the ReleaseBlock label. To disable this altogether, apply ReleaseBlock-NA.

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The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/dddc338dc8b89bf0a2302db32bda0d23a1ce59ca

commit dddc338dc8b89bf0a2302db32bda0d23a1ce59ca
Author: Adrienne Walker <enne@chromium.org>
Date: Mon Mar 12 19:40:26 2018

oop: Fix uninitialized value use in reading SkColorType

Bug:  820399 
Cq-Include-Trybots: master.tryserver.blink:linux_trusty_blink_rel;master.tryserver.chromium.android:android_optional_gpu_tests_rel
Change-Id: I6911388373a2e12397db9ae2d995c9769cd10033
Reviewed-on: https://chromium-review.googlesource.com/958335
Reviewed-by: Khushal <khushalsagar@chromium.org>
Commit-Queue: enne <enne@chromium.org>
Cr-Commit-Position: refs/heads/master@{#542571}
[modify] https://crrev.com/dddc338dc8b89bf0a2302db32bda0d23a1ce59ca/cc/paint/paint_op_reader.cc

ClusterFuzz has detected this issue as fixed in range 542549:542573.

Detailed report: https://clusterfuzz.com/testcase?key=4762377128771584

Fuzzer: libFuzzer_transfer_cache_fuzzer
Job Type: libfuzzer_chrome_msan
Platform Id: linux

Crash Type: Use-of-uninitialized-value
Crash Address: 
Crash State:
  cc::PaintOpReader::Read
  cc::ServiceImageTransferCacheEntry::Deserialize
  transfer_cache_fuzzer.cc
  
Sanitizer: memory (MSAN)

Recommended Security Severity: Medium

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_msan&range=541261:541289
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_msan&range=542549:542573

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4762377128771584

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.

ClusterFuzz testcase 4762377128771584 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.

This bug has been closed for more than 14 weeks. Removing security view restrictions.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot